Which orbital is the first to fill with electrons in a given principal energy level? A. both d and f
B. s
C. f
D. р
E. both s and p

Ab c or d ? i’m not sure what the answer is

Which type of intermolecular force is pbr3

What energy conversion occurs when a sling shot is used to shoot a rock across the room? (2 points) question 2 options: 1) stored mechanical energy is converted to mechanical energy. 2) stored mechanical energy is converted to radiant energy. 3) gravitational energy is converted to radiant energy. 4) gravitational energy is converted to mechanical energy.